73 lines
3.0 KiB
C
73 lines
3.0 KiB
C
/*-
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* Copyright (c) 1982, 1986, 1990, 1993
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* The Regents of the University of California. All rights reserved.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions
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* are met:
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* 1. Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer.
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* 2. Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in the
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* documentation and/or other materials provided with the distribution.
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* 4. Neither the name of the University nor the names of its contributors
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* may be used to endorse or promote products derived from this software
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* without specific prior written permission.
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*
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* THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
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* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
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* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
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* ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
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* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
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* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
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* OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
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* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
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* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
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* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
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* SUCH DAMAGE.
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*
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* @(#)socketvar.h 8.3 (Berkeley) 2/19/95
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*
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* $FreeBSD$
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*/
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#ifndef _SYS_SOCKOPT_H_
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#define _SYS_SOCKOPT_H_
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#ifndef _KERNEL
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#error "no user-servicable parts inside"
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#endif
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struct thread;
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struct socket;
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/*
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* Argument structure for sosetopt et seq. This is in the KERNEL
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* section because it will never be visible to user code.
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*/
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enum sopt_dir { SOPT_GET, SOPT_SET };
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struct sockopt {
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enum sopt_dir sopt_dir; /* is this a get or a set? */
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int sopt_level; /* second arg of [gs]etsockopt */
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int sopt_name; /* third arg of [gs]etsockopt */
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void *sopt_val; /* fourth arg of [gs]etsockopt */
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size_t sopt_valsize; /* (almost) fifth arg of [gs]etsockopt */
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struct thread *sopt_td; /* calling thread or null if kernel */
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};
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int sosetopt(struct socket *so, struct sockopt *sopt);
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int sogetopt(struct socket *so, struct sockopt *sopt);
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int sooptcopyin(struct sockopt *sopt, void *buf, size_t len, size_t minlen);
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int sooptcopyout(struct sockopt *sopt, const void *buf, size_t len);
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/* XXX; prepare mbuf for (__FreeBSD__ < 3) routines. */
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int soopt_getm(struct sockopt *sopt, struct mbuf **mp);
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int soopt_mcopyin(struct sockopt *sopt, struct mbuf *m);
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int soopt_mcopyout(struct sockopt *sopt, struct mbuf *m);
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int do_getopt_accept_filter(struct socket *so, struct sockopt *sopt);
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int do_setopt_accept_filter(struct socket *so, struct sockopt *sopt);
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int so_setsockopt(struct socket *so, int level, int optname,
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void *optval, size_t optlen);
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#endif /* _SYS_SOCKOPT_H_ */
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